Mushroom Rocks are the typical land forms seen in – (1) River Valleys (2) Mountain tops (3) Coastal areas (4) Deserts

Mushroom Rocks are the typical land forms seen in – (1) River Valleys (2) Mountain tops (3) Coastal areas (4) Deserts
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(4) Deserts Explanation: A mushroom rock, also called rock pedestal or a pedestal rock, is a naturally occurring rock whose shape, as its name implies, strikingly resembles a mushroom. Usually found in desert areas, these rocks are formed over thousands of years when wind erosion of an isolated rocky outcrop progresses at a different rate at its bottom to that at its top.
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Mushroom Rocks are the typical land forms seen in (1) River Valleys (2) Mountain tops (3) Coastal areas (4) Deserts

Description : Mushroom Rocks are the typical land forms seen in (1) River Valleys (2) Mountain tops (3) Coastal areas (4) Deserts

Last Answer : Deserts

Which one among the following statements regarding India's coal is not correct? [CDS 2012] (a) 98 percent of reserves of coal in India belongs to Gondwana period (b) Unknown amount of coal lies buried under the Ganga alluvium and the Deccan Trap (c) Bituminous coal is found in both lower Gondwana rocks and in Tertiary rocks (d) Gondwana coal is mainly found in the river valleys of Damodar, Mahanadi and Godavari

Description : Which one among the following statements regarding India's coal is not correct? [CDS 2012] (a) 98 percent of reserves of coal in India belongs to Gondwana period (b) Unknown amount of coal ... Tertiary rocks (d) Gondwana coal is mainly found in the river valleys of Damodar, Mahanadi and Godavari

Last Answer : Ans: (c)

Why do you think most people in Southern Europe live on coastal plains or in river valleys?

Description : Why do you think most people in Southern Europe live on coastal plains or in river valleys?

Last Answer : What is the answer ?

Explain why rusting of iron objects is faster in coastal areas than in deserts. -Science-7

Description : Explain why rusting of iron objects is faster in coastal areas than in deserts. -Science-7

Last Answer : As content of moisture in the air in coastal areas is higher than in the air in deserts. So, the process of rusting is faster in coastal areas.

Match the following types of soil and regions where they are found in India: List-I List-II A. Alluvial Soils 1. Highland areas of the Plateau B. Black Soils 2. Periphery of the Plateau C. Red Soils 3. Deccan Lava Tracts D. Laterite Soils 4. River Basins and Coastal Plains Codes: A B C D (a) 4 3 1 2 (b) 4 2 3 1 (c) 1 2 3 4 (d) 4 3 2 1

Description : Match the following types of soil and regions where they are found in India: List-I List-II A. Alluvial Soils 1. Highland areas of the Plateau B. Black Soils 2. Periphery of the Plateau C. Red Soils 3. Deccan Lava Tracts D. Laterite Soils 4. ... C D (a) 4 3 1 2 (b) 4 2 3 1 (c) 1 2 3 4 (d) 4 3 2 1

Last Answer : Ans: (d)

Match the following: [IAS 2003] A. Alluvial soil 1. high land of soil of plateaus B. Black soils 2. on the periphery of plateaus C. Red soil 3. river basin sand coastal plains D. Laterite soils 4. deccan lava tract A B C D (a) 3 4 2 1 (b) 1 3 4 2 (c) 3 4 1 2 (d) 2 1 3 4

Description : Match the following: [IAS 2003] A. Alluvial soil 1. high land of soil of plateaus B. Black soils 2. on the periphery of plateaus C. Red soil 3. river basin sand coastal plains D. Laterite soils 4. deccan lava tract A B C D (a) 3 4 2 1 (b) 1 3 4 2 (c) 3 4 1 2 (d) 2 1 3 4

Last Answer : Ans: (a)

Which one of the following statements is not correct? [IAS 2005] (a) The Western Ghats are relatively higher in their northern region (b) The Anal Mudi is the highest peak in the Western Ghats (c) Tapi river lies to the south of Satpura (d) The Narmada and the Tapi river valleys are said to be old rift valleys

Description : Which one of the following statements is not correct? [IAS 2005] (a) The Western Ghats are relatively higher in their northern region (b) The Anal Mudi is the highest peak in the Western Ghats (c) ... the south of Satpura (d) The Narmada and the Tapi river valleys are said to be old rift valleys

Last Answer : Ans: (a)

Winds blowing constantly in one direction in rocky deserts form – (1) Chimneys (2) Mushrooms rocks (3) Yardangs (4) Demoiselles

Description : Winds blowing constantly in one direction in rocky deserts form – (1) Chimneys (2) Mushrooms rocks (3) Yardangs (4) Demoiselles

Last Answer : (3) Yardangs Explanation: In regions of rocky deserts, wind abrasion excavates the bands of softer rocks into long, narrow corridors, separating the steepsided over-hanging ridges of hard rocks, ... rocks of yardangs are vertical bands and are aligned in the direction of the prevailing winds.

In which region is Terrace farming done? (1) Dry regions (2) Slope of hills (3) Mountain tops (4) Rooftops

Description : In which region is Terrace farming done? (1) Dry regions (2) Slope of hills (3) Mountain tops (4) Rooftops

Last Answer : (2) Slope of hills Explanation: Terrace farming is the practice of cutting flat areas out of a hilly or mountainous landscape in of to grow crops. It involves growing crops on sides of ... mountains by planting on graduated terraces built into the slope. On each level, various crops are planted.

Terrace farming is done – (1) on the slope of hills (2) in dry regions (3) on rooftops (4) on mountain tops

Description : Terrace farming is done – (1) on the slope of hills (2) in dry regions (3) on rooftops (4) on mountain tops

Last Answer : (1) on the slope of hills Explanation: In agriculture, a terrace is a piece of sloped plane that has been cut into a series of successively receding flat surfaces or platforms, which resemble ... erosion and surface runoff, and are effective for growing crops requiring much water, such as rice.

Extensive deserts occur in the western tropical regions of continents because : (1) of easterly trade winds. (2) cold ocean currents flow along the western coasts. (3) of the effect of both the off-shore easterly trade winds and cold ocean currents. (4) the rate of evaporation is greater along the western margin areas.

Description : Extensive deserts occur in the western tropical regions of continents because : (1) of easterly trade winds. (2) cold ocean currents flow along the western coasts. (3) of the effect of both the ... winds and cold ocean currents. (4) the rate of evaporation is greater along the western margin areas.

Last Answer : (3) of the effect of both the off-shore easterly trade winds and cold ocean currents. Explanation: Extensive deserts occur in the western tropical regions of continents because of the effect of ... is found near the tropics of Cancer and Capricorn, usually toward the western side of the continents

Which of the following physiographic features of India is 'geologically the oldest? (a) Himalayan Mountain Chain (b) Indus-Ganga Brahmaputra Plain (c) The Peninsular Plateau (d) The Coastal Plains

Description : Which of the following physiographic features of India is 'geologically the oldest? (a) Himalayan Mountain Chain (b) Indus-Ganga Brahmaputra Plain (c) The Peninsular Plateau (d) The Coastal Plains

Last Answer : Ans: (c)

Which of the following States has the most critical problem of erosion of its coastal areas by the sea? (a) Kerala (b) Andhra Pradesh (c) West Bengal (d) Tamil Nadu

Description : Which of the following States has the most critical problem of erosion of its coastal areas by the sea? (a) Kerala (b) Andhra Pradesh (c) West Bengal (d) Tamil Nadu

Last Answer : Ans: (a)

Ganges, Brahmaputra, Mahanadi, Cauvery, Narmada, Godavari and Krishna are extensive areas of (a) Inland fisheries (b) Estuarine fisheries (c) Coastal fisheries (d) Deep sea fisheries

Description : Ganges, Brahmaputra, Mahanadi, Cauvery, Narmada, Godavari and Krishna are extensive areas of (a) Inland fisheries (b) Estuarine fisheries (c) Coastal fisheries (d) Deep sea fisheries

Last Answer : Ans: (a)

Hanging Valley is very common in – (1) high mountains (2) sub-Arctic region (3) glaciated areas (4) coastal belt

Description : Hanging Valley is very common in – (1) high mountains (2) sub-Arctic region (3) glaciated areas (4) coastal belt

Last Answer : (2) sub-Arctic region Explanation: When the glaciers melt, the tributary troughs are left as hanging valleys high on the walls of the main glacial valley. A hanging valley is a tributary ... commonly associated with U-shaped valleys when a tributary glacier flows into a glacier of larger volume.

What is meant by Isthmus? (1) Mouth of a river where it joins the sea (2) Narrow strip of water dividing two land masses (3) Narrow strip of land dividing two oceans (4) Narrow strip of land connecting two large areas of land

Description : What is meant by Isthmus? (1) Mouth of a river where it joins the sea (2) Narrow strip of water dividing two land masses (3) Narrow strip of land dividing two oceans (4) Narrow strip of land connecting two large areas of land

Last Answer : (3) Narrow strip of land dividing two oceans Explanation: An isthmus is a narrow strip of land connecting two larger land areas, usually with water on either side, The Panama Canal crosses the ... western side of an isthmus formed by the Sinai Peninsula. Strait is the sea counterpart of isthmus.

The Valleys of Peninsular India are generally (a) U-Shaped (b) V-Shaped (c) Deep (d) Not so deep

Description : The Valleys of Peninsular India are generally (a) U-Shaped (b) V-Shaped (c) Deep (d) Not so deep

Last Answer : Ans: (a)

Which of the following is not a characteristic of Peninsular rivers? (a) Seasonal flow (b) Meandering tendency often shifting their beds (c) Flow through shallow valleys (d) Little erosional activity

Description : Which of the following is not a characteristic of Peninsular rivers? (a) Seasonal flow (b) Meandering tendency often shifting their beds (c) Flow through shallow valleys (d) Little erosional activity

Last Answer : Ans: (b)

Which of the following statement (s) regarding India's coal reserves is/are true ? 1. Over 90 percent of total reserves are located in the valleys of Son, Damodar, Mahanadi and Godavari 2. Indian coal reserves are characterised by low ash content and high calorific value 3. India has limited prime coking reserves (a) I only (b) I and III (c) II and III (d) I, II and III

Description : Which of the following statement (s) regarding India's coal reserves is/are true ? 1. Over 90 percent of total reserves are located in the valleys of Son, Damodar, Mahanadi and Godavari 2. Indian coal reserves are characterised ... reserves (a) I only (b) I and III (c) II and III (d) I, II and III

Last Answer : Ans: (c)

Colorado in U.S.A. is famous for this landform ______. (1) Grand Canyon (2) Grand Crators (3) Great Valleys (4) Great Basins

Description : Colorado in U.S.A. is famous for this landform ______. (1) Grand Canyon (2) Grand Crators (3) Great Valleys (4) Great Basins

Last Answer : (1) Grand Canyon Explanation: The Grand Canyon is a steepsided canyon carved by the Colorado River in the United States in the state of Arizona. It is contained within and managed by ... evidence suggests the Colorado River established its course through the canyon at least 17 million years ago.

Which one of the following factors is the main reason for the peninsular rivers to flow towards east? (1) Western part is rainy (2) Western Ghats act as major water-divide (3) Rivers follow rift valleys (4) Eastern Ghats are lower than the Western Ghats

Description : Which one of the following factors is the main reason for the peninsular rivers to flow towards east? (1) Western part is rainy (2) Western Ghats act as major water-divide (3) Rivers follow rift valleys (4) Eastern Ghats are lower than the Western Ghats

Last Answer : (4) Eastern Ghats are lower than the Western Ghats Explanation: The main water divide in peninsular rivers is formed by the Western Ghats, which run from north to south close to the ... of Bengal. These rivers flow through open and graded shallow valleys with low gradients and little erosion.

Granite, quartzite areas have upstanding look because – (1) mechanically weathered faster (2) these rocks are resistant to all kinds of erosion (3) these rocks are not easily eroded (4) not easily worn down

Description : Granite, quartzite areas have upstanding look because – (1) mechanically weathered faster (2) these rocks are resistant to all kinds of erosion (3) these rocks are not easily eroded (4) not easily worn down

Last Answer : (4) not easily worn down Explanation: Granite is high in quartz, a mineral very resistant to weathering. Similarly, quartzite is harder than steel. So, they are not easily worn down and ... and vice versa. So quartzite, though hard and chemically inert, can be fractured by physical weathering.

With reference to India, which one of the following statements is not correct? [IAS 2002] (a) About one-third of the area of the country records more than 750 millimetres of annual rainfall. (b) The dominant source of irrigation in the country is wells (c) Alluvial soil is the predominant type of soil in the northern plains of the country (d) The mountain areas account for about thirty percent of the surface area of the country

Description : With reference to India, which one of the following statements is not correct? [IAS 2002] (a) About one-third of the area of the country records more than 750 millimetres of annual rainfall. (b ... the country (d) The mountain areas account for about thirty percent of the surface area of the country

Last Answer : Ans: (d)

Name any two river valleys responsible for the bulk production of coal in India. -Geography

Description : Name any two river valleys responsible for the bulk production of coal in India. -Geography

Last Answer : The river valleys are : • Damodar • Mahanadi • Godavari, and • Wardha.

A bridge connects people at either side of a river or valleys in cities or villages.

Description : A bridge connects people at either side of a river or valleys in cities or villages.

Last Answer : A bridge connects people at either side of a river or valleys in cities or villages. Discuss the ... a bridge to both the cities and the villages.

Winds blowing constantly in one direction in rocky deserts form (1) Chimneys (2) Mushrooms rocks (3) Yardangs (4) Demoiselles

Description : Winds blowing constantly in one direction in rocky deserts form (1) Chimneys (2) Mushrooms rocks (3) Yardangs (4) Demoiselles

Last Answer : Yardangs

What are the typical vegetation and the typical fauna of the deserts ?

Description : What are the typical vegetation and the typical fauna of the deserts ?

Last Answer : The predominant fauna of the desertic ecosystems is formed by reptiles, like lizards and snakes, terrestrial arthropods and small rodents. In these areas plants very adapted to dry climate may be ... grasses and bushes near places where water is available. Biomes - Image Diversity: deserts

Why is soil erosion a special concern for deserts and mountain ridges?

Description : Why is soil erosion a special concern for deserts and mountain ridges?

Last Answer : What is the answer ?

Humus is a type of – (1) fossil seen on the rocks (2) decaying organic matters in soil (3) fertilizers applied in soil (4) special growth found in plants

Description : Humus is a type of – (1) fossil seen on the rocks (2) decaying organic matters in soil (3) fertilizers applied in soil (4) special growth found in plants

Last Answer : (2) decaying organic matters in soil Explanation: Humus refers to the decomposed and partly decomposed organic matter or animal and vegetation originally present in the soil.

In which region is Terrace farming done? (1) Dry regions (2) Slope of hills (3) Mountain tops (4) Rooftops

Description : In which region is Terrace farming done? (1) Dry regions (2) Slope of hills (3) Mountain tops (4) Rooftops

Last Answer :  Slope of hills

Which of the following are true with regard to coal in India? 2. Coal is found in sedimentary rocks 3. The best quality of coal is lignite 4. The largest and oldest coalfield in India is known as the 'Ruhr of India'. 5. The Damodar river valley is popularly known as the Ruhr of India. (a) I and IV (b) I, II and III (c) I, III and IV (d) II, III and IV

Description : Which of the following are true with regard to coal in India? 2. Coal is found in sedimentary rocks 3. The best quality of coal is lignite 4. The largest and oldest coalfield in India is known as the 'Ruhr of India'. 5. The ... (a) I and IV (b) I, II and III (c) I, III and IV (d) II, III and IV

Last Answer : Ans: (c)

Which of the following are true with regard to coal in India? 1. Coal is found in sedimentary rocks 2. The best quality of coal is lignite 3. The largest and oldest coalfied in india is known as the ruhr of india 4. The Damodar river valley is popularly known as the 'Ruhr of India' (a) I and IV (b) I, II and III (c) I, II and IV (d) II, III and IV

Description : Which of the following are true with regard to coal in India? 1. Coal is found in sedimentary rocks 2. The best quality of coal is lignite 3. The largest and oldest coalfied in india is known as the ruhr of india 4. The Damodar ... (a) I and IV (b) I, II and III (c) I, II and IV (d) II, III and IV

Last Answer : Ans: (c)

The temperature of water at the bottom of a large waterfall is higher than that of the water at the top, because – (1) the falling water absorbs heat from the Sun. (2) the water at the bottom has greater potential energy. (3) the kinetic energy of the falling water is converted into heat. (4) rocks on the bed of the river give out heat.

Description : The temperature of water at the bottom of a large waterfall is higher than that of the water at the top, because - (1) the falling water absorbs heat from the Sun. (2) the water at the bottom has ... of the falling water is converted into heat. (4) rocks on the bed of the river give out heat.

Last Answer : (3) the kinetic energy of the falling water is converted into heat. Explanation: The water gains kinetic energy as it falls down and loses its potential energy. Assuming no other losses, part of the kinetic energy gain of water is converted into heat, raising the temperature of water.

Mushroom rocks are found in -Geography

Description : Mushroom rocks are found in -Geography

Last Answer : Mushroom rocks are found in deserts. They are the erosional landforms of the arid or desert region. The erosive power of wind becomes very high at a certain height from the ground level. The ... the shape of mushroom having large top and a small neck. The formation is called Mushroom rock.

Which of the following is a typical feature of river erosion in youthful stage? (1) Ox-bow lake (2) Gorge (3) Valley in valley (4) Cut-bank

Description : Which of the following is a typical feature of river erosion in youthful stage? (1) Ox-bow lake (2) Gorge (3) Valley in valley (4) Cut-bank

Last Answer : (2) Gorge Explanation: Youthful rivers or streams are typically found in the highland or mountainous areas. They are characterized by steep slopes, a relatively small volume of water and rapid ... small lakes, waterfalls, rapids, V-shaped valleys, gorges and interlocking spurs are frequently found.

Extensive deserts occur in the western tropical regions of continents because : (1) of easterly trade winds. (2) cold ocean currents flow along the western coasts. (3) of the effect of both the offshore easterly trade winds and cold ocean currents. (4) the rate of evaporation is greater along the western margin areas.

Description : Extensive deserts occur in the western tropical regions of continents because : (1) of easterly trade winds. (2) cold ocean currents flow along the western coasts. (3) of the effect of both the ... winds and cold ocean currents. (4) the rate of evaporation is greater along the western margin areas.

Last Answer :  of the effect of both the offshore easterly trade winds and cold ocean currents. 

Loktak is a (a) Valley (b) Lake (c) River (d) Mountain Range

Description : Loktak is a (a) Valley (b) Lake (c) River (d) Mountain Range

Last Answer : Ans: (b)

The main hydroelectric power potential of the Indus river system lies in India and not in Pakistan because (a) the need for hydroelectric power is greater in India than the Pakistan (b) India has superior technology to develop hydroelectric power (c) India has a greater labour force to develop hydroelectric power (d) the mountain stages of these rivers lie in India

Description : The main hydroelectric power potential of the Indus river system lies in India and not in Pakistan because (a) the need for hydroelectric power is greater in India than the Pakistan (b) India ... greater labour force to develop hydroelectric power (d) the mountain stages of these rivers lie in India

Last Answer : Ans: (d)

The Mountain Peak located where the Tsangpo-Brahmaputra river takes a hairpin bend from West-East trend to NorthSouth trend is (a) Saramati (b) Shillong (c) Namcha Barwa (d) Karbi

Description : The Mountain Peak located where the Tsangpo-Brahmaputra river takes a hairpin bend from West-East trend to NorthSouth trend is (a) Saramati (b) Shillong (c) Namcha Barwa (d) Karbi

Last Answer : Ans: (c)

'Loktak' is a – (1) Valley (2) Lake (3) River (4) Mountain Range

Description : 'Loktak' is a – (1) Valley (2) Lake (3) River (4) Mountain Range

Last Answer : (2) Lake Explanation: Loktak Lake, the largest freshwater lake in north-east India, also called the only Floating lake in the world due to the floating phumdis on it, is located near Moirang in Manipur state.

Which of the following deserts has the highest gold deposits? (1) Kyzyl-Kum Desert (2) Gobi Desert (3) Mojave desert (4) Tanami desert

Description : Which of the following deserts has the highest gold deposits? (1) Kyzyl-Kum Desert (2) Gobi Desert (3) Mojave desert (4) Tanami desert

Last Answer : (3) Mojave desert Explanation: Maldives is the smallest country not only in the Indian Ocean but also in Asia in terms of area and population. There are over 1,192 coral islands in the ... world's most dispersed countries. They lie south-southwest of India and are considered part of Southern Asia.

Which of the following deserts have been named after the phrase ‘The Great Thirst’? (1) Namib Desert (2) Mojave Desert (3) Kalahari Desert (4) Sahara Desert

Description : Which of the following deserts have been named after the phrase ‘The Great Thirst’? (1) Namib Desert (2) Mojave Desert (3) Kalahari Desert (4) Sahara Desert

Last Answer : (3) Kalahari Desert Explanation: Kalahari Desert of southern Africa is named after the Tswana word Kgala, meaning "the great thirst", or Kgalagadi, meaning "a waterless place". It has vast areas ... It extends 900,000 km2 covering much of Botswana, parts of Namibia and regions of South Africa.

One of the largest salt deserts in the world, the 'Rann of Kutch' is primarily located in which state of India? (1) Madhya Pradesh (2) Gujarat (3) Telangana (4) Assam

Description : One of the largest salt deserts in the world, the 'Rann of Kutch' is primarily located in which state of India? (1) Madhya Pradesh (2) Gujarat (3) Telangana (4) Assam

Last Answer : (2) Gujarat Explanation: The Rann of Kutch is a large area of salt marshes located mostly in Gujarat.

Where are the hot deserts generally found? (1) On the eastern margins of the Tropics (2) On the western margins of the Tropics (3) Nearer the Equator (4) In the middle of the Continents

Description : Where are the hot deserts generally found? (1) On the eastern margins of the Tropics (2) On the western margins of the Tropics (3) Nearer the Equator (4) In the middle of the Continents

Last Answer : (2) On the western margins of the Tropics Explanation: The deserts lie in the belt of the trade winds which blow from northeast in the northern hemisphere and southeast in the southern hemisphere. ... west side of continents. Examples are the Thar Desert in Pakistan and the Atacama desert in Chile.

Which of the following reasons is responsible for lack of vegetation in the deserts? (1) Heavy volume of sands (2) Absence of B-horizon in the soil (3) High temperature (4) Lack of rainfall

Description : Which of the following reasons is responsible for lack of vegetation in the deserts? (1) Heavy volume of sands (2) Absence of B-horizon in the soil (3) High temperature (4) Lack of rainfall

Last Answer : (4) Lack of rainfall Explanation: A desert is a barren area of land where little precipitation occurs arid consequently living conditions arc hostile for plant and animal life. Lack of or insufficient precipitation is the main reason behind the lack of vegetation.

In order to prevent the expansion of deserts, trees are planted in strips or blocks with the shortest trees on the desert side and tallest on the other side. Such plantation is called? (1) shelter belts (2) agroforests (3) wind breaks (4) social forests

Description : In order to prevent the expansion of deserts, trees are planted in strips or blocks with the shortest trees on the desert side and tallest on the other side. Such plantation is called? (1) shelter belts (2) agroforests (3) wind breaks (4) social forests

Last Answer : (3) wind breaks Explanation: A windbreak or shelterbelt is a plantation usually made up of one or more rows of trees or shrubs planted in such a manner as to provide shelter from the ... benefits include providing habitat for wildlife and in some regions the trees are harvested for wood products.

Taiga means : (1) Decidious forests (2) Coniferous forests (3) Grass lands (4) Deserts

Description : Taiga means : (1) Decidious forests (2) Coniferous forests (3) Grass lands (4) Deserts

Last Answer : (2) Coniferous forests Explanation: Taiga is a biome characterized by coniferous forests consisting mostly of pines, spruces and larches. It is the world's largest terrestrial biome.

Tundras are – (1) Deciduous forests (2) Tropical rain forests (3) Cold deserts (4) Hot deserts

Description : Tundras are – (1) Deciduous forests (2) Tropical rain forests (3) Cold deserts (4) Hot deserts

Last Answer : (3) Cold deserts Explanation: In physical geography, tundra is a biome where the tree growth is hindered by low temperatures and short growing seasons. There are three types of tundra: Arctic ... swamps and bogs even in places that get precipitation typical of deserts of lower and middle latitudes.

The area marked by internal drainage (1) Plateau (2) Plains (3) Deserts (4) Mountains

Description : The area marked by internal drainage (1) Plateau (2) Plains (3) Deserts (4) Mountains

Last Answer : (3) Deserts Explanation: Internal drainage is a closed drainage basin that retains water and allows no outflow to other external bodies of water, such as rivers or oceans, but converges instead ... found in desert locations. For example: Luni River in Rajasthan has an internal drainage system.

Which of the following are all errors associated with ADF? a. Selective availability, coastal refraction, night effect b. Night effect, quadrantal error, lane slip c. Mountain effect, station interference, static interference d. Selective availability, coastal refraction, quadrantal error

Description : Which of the following are all errors associated with ADF? a. Selective availability, coastal refraction, night effect b. Night effect, quadrantal error, lane slip c. Mountain effect, station interference, static interference d. Selective availability, coastal refraction, quadrantal error

Last Answer : c. Mountain effect, station interference, static interference